diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/ApiModule.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/ApiModule.java
index 1a43c3c..579891b 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/ApiModule.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/ApiModule.java
@@ -16,6 +16,7 @@
 package com.ruesga.gerrit.plugins.fcm;
 
 import static com.google.gerrit.server.account.AccountResource.ACCOUNT_KIND;
+import static com.google.gerrit.server.config.ConfigResource.CONFIG_KIND;
 import static com.ruesga.gerrit.plugins.fcm.server.DeviceResource.DEVICE_KIND;
 import static com.ruesga.gerrit.plugins.fcm.server.TokenResource.TOKEN_KIND;
 
@@ -50,6 +51,7 @@
 import com.ruesga.gerrit.plugins.fcm.handlers.TopicEditedEventHandler;
 import com.ruesga.gerrit.plugins.fcm.server.DeleteToken;
 import com.ruesga.gerrit.plugins.fcm.server.Devices;
+import com.ruesga.gerrit.plugins.fcm.server.GetCloudNotificationsConfigInfo;
 import com.ruesga.gerrit.plugins.fcm.server.GetToken;
 import com.ruesga.gerrit.plugins.fcm.server.PostToken;
 import com.ruesga.gerrit.plugins.fcm.server.Tokens;
@@ -58,6 +60,7 @@
 
 public class ApiModule extends RestApiModule {
 
+    public static final String CONFIG_ENTRY_POINT = "cloud-notifications";
     public static final String DEVICES_ENTRY_POINT = "devices";
     public static final String TOKEN_ENTRY_POINT = "tokens";
 
@@ -96,6 +99,8 @@
         // Configure the Rest API
         DynamicMap.mapOf(binder(), DEVICE_KIND);
         DynamicMap.mapOf(binder(), TOKEN_KIND);
+        get(CONFIG_KIND, CONFIG_ENTRY_POINT).to(
+                GetCloudNotificationsConfigInfo.class);
         child(ACCOUNT_KIND, DEVICES_ENTRY_POINT).to(Devices.class);
         child(DEVICE_KIND, TOKEN_ENTRY_POINT).to(Tokens.class);
         get(TOKEN_KIND).to(GetToken.class);
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/Configuration.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/Configuration.java
index e952af3..da01faa 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/Configuration.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/Configuration.java
@@ -36,10 +36,12 @@
     public static final String PROP_DATABASE_PATH = "databasePath";
     public static final String PROP_SERVER_URL = "serverUrl";
     public static final String PROP_SERVER_TOKEN = "serverToken";
+    public static final String PROP_SERVER_SENDER_ID = "serverSenderId";
 
     public final String databasePath;
     public final String serverToken;
     public final String serverUrl;
+    public final String serverSenderId;
 
     @Inject
     public Configuration(
@@ -48,6 +50,7 @@
         PluginConfig cfg = cfgFactory.getFromGerritConfig(pluginName);
         this.databasePath = cfg.getString(PROP_DATABASE_PATH);
         this.serverToken = cfg.getString(PROP_SERVER_TOKEN);
+        this.serverSenderId = cfg.getString(PROP_SERVER_SENDER_ID);
         String serverUrl = cfg.getString(PROP_SERVER_URL);
         if (serverUrl == null || serverUrl.isEmpty()) {
             serverUrl = Configuration.DEFAULT_SERVER_URL;
@@ -60,6 +63,7 @@
     }
 
     public boolean isEnabled() {
-        return this.serverToken != null && !this.serverToken.isEmpty();
+        return (this.serverToken != null && !this.serverToken.isEmpty()) &&
+                (this.serverSenderId != null && !this.serverSenderId.isEmpty());
     }
 }
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/InitStep.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/InitStep.java
index cffe676..f133a61 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/InitStep.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/InitStep.java
@@ -47,8 +47,8 @@
 
         String serverUrl = ui.readString(
                 Configuration.DEFAULT_SERVER_URL, "Firebase Server Url");
-        String serverToken = ui.readString(
-                "", "Firebase Server Token");
+        String serverToken = ui.readString("", "Firebase Server Token");
+        String serverSenderId = ui.readString("", "Firebase Server Sender Id");
         String databasePath = ui.readString(
                 "", "Database path (leave empty for default)");
 
@@ -56,13 +56,19 @@
             serverUrl = Configuration.DEFAULT_SERVER_URL;
         }
         cfg.setString("plugin", pluginName,
-                Configuration.PROP_SERVER_TOKEN, serverUrl);
+                Configuration.PROP_SERVER_URL, serverUrl);
         if (serverToken != null && serverToken.isEmpty()) {
             cfg.unset("plugin", pluginName, Configuration.PROP_SERVER_TOKEN);
         } else {
             cfg.setString("plugin", pluginName,
                     Configuration.PROP_SERVER_TOKEN, serverToken);
         }
+        if (serverSenderId != null && serverSenderId.isEmpty()) {
+            cfg.unset("plugin", pluginName, Configuration.PROP_SERVER_SENDER_ID);
+        } else {
+            cfg.setString("plugin", pluginName,
+                    Configuration.PROP_SERVER_SENDER_ID, serverSenderId);
+        }
         if (databasePath != null && databasePath.isEmpty()) {
             cfg.unset("plugin", pluginName, Configuration.PROP_DATABASE_PATH);
         } else {
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/rest/CloudNotificationsConfigInfo.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/rest/CloudNotificationsConfigInfo.java
new file mode 100644
index 0000000..79da843
--- /dev/null
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/rest/CloudNotificationsConfigInfo.java
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2016 Jorge Ruesga
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.ruesga.gerrit.plugins.fcm.rest;
+
+import com.google.gson.annotations.SerializedName;
+
+public class CloudNotificationsConfigInfo {
+    /**
+     * The Firebase Cloud server sender id.
+     */
+    @SerializedName("senderId") public String senderId;
+}
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/DeleteToken.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/DeleteToken.java
index b52cba3..7eee061 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/DeleteToken.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/DeleteToken.java
@@ -16,8 +16,10 @@
 package com.ruesga.gerrit.plugins.fcm.server;
 
 import com.google.gerrit.extensions.restapi.BadRequestException;
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
 import com.google.gerrit.extensions.restapi.Response;
 import com.google.gerrit.extensions.restapi.RestModifyView;
+import com.ruesga.gerrit.plugins.fcm.Configuration;
 import com.ruesga.gerrit.plugins.fcm.DatabaseManager;
 import com.ruesga.gerrit.plugins.fcm.server.DeleteToken.Input;
 import com.google.gerrit.server.CurrentUser;
@@ -33,19 +35,27 @@
 
     private final Provider<CurrentUser> self;
     private final DatabaseManager db;
+    private final Configuration config;
 
     @Inject
     public DeleteToken(
             Provider<CurrentUser> self,
-            DatabaseManager db) {
+            DatabaseManager db,
+            Configuration config) {
         super();
         this.self = self;
         this.db = db;
+        this.config = config;
     }
 
     @Override
     public Response<?> apply(TokenResource rsrc, Input input)
-            throws BadRequestException {
+            throws BadRequestException, ResourceNotFoundException {
+        // Check if plugin is configured
+        if (!config.isEnabled()) {
+            throw new ResourceNotFoundException("not configured!");
+        }
+
         // Request are only valid from the current authenticated user
         if (self.get() == null || self.get() != rsrc.getUser()) {
             throw new BadRequestException("invalid account!");
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetCloudNotificationsConfigInfo.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetCloudNotificationsConfigInfo.java
new file mode 100644
index 0000000..5d40037
--- /dev/null
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetCloudNotificationsConfigInfo.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2016 Jorge Ruesga
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.ruesga.gerrit.plugins.fcm.server;
+
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
+import com.google.gerrit.extensions.restapi.RestReadView;
+import com.google.gerrit.server.config.ConfigResource;
+import com.ruesga.gerrit.plugins.fcm.Configuration;
+import com.ruesga.gerrit.plugins.fcm.rest.CloudNotificationsConfigInfo;
+import com.google.inject.Inject;
+import com.google.inject.Singleton;
+
+@Singleton
+public class GetCloudNotificationsConfigInfo
+        implements RestReadView<ConfigResource> {
+
+    private final Configuration config;
+
+    @Inject
+    public GetCloudNotificationsConfigInfo(Configuration config) {
+        super();
+        this.config = config;
+    }
+
+    @Override
+    public CloudNotificationsConfigInfo apply(ConfigResource rsrc)
+            throws ResourceNotFoundException {
+        // Check if plugin is configured
+        if (!config.isEnabled()) {
+            throw new ResourceNotFoundException("not configured!");
+        }
+
+        CloudNotificationsConfigInfo info = new CloudNotificationsConfigInfo();
+        info.senderId = this.config.serverSenderId;
+        return info;
+    }
+}
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetDevice.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetDevice.java
index e4113e6..00a7fce 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetDevice.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetDevice.java
@@ -18,6 +18,7 @@
 import com.google.gerrit.extensions.restapi.BadRequestException;
 import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
 import com.google.gerrit.extensions.restapi.RestReadView;
+import com.ruesga.gerrit.plugins.fcm.Configuration;
 import com.ruesga.gerrit.plugins.fcm.rest.CloudNotificationInfo;
 import com.google.gerrit.server.CurrentUser;
 import com.google.inject.Inject;
@@ -28,16 +29,26 @@
 public class GetDevice implements RestReadView<DeviceResource> {
 
     private final Provider<CurrentUser> self;
+    private final Configuration config;
 
     @Inject
-    public GetDevice(Provider<CurrentUser> self) {
+    public GetDevice(
+            Provider<CurrentUser> self,
+            Configuration config) {
         super();
         this.self = self;
+        this.config = config;
     }
 
     @Override
     public CloudNotificationInfo apply(DeviceResource rsrc)
             throws BadRequestException, ResourceNotFoundException {
+        // Check if plugin is configured
+        if (!config.isEnabled()) {
+            throw new ResourceNotFoundException("not configured!");
+        }
+
+        // Request are only valid from the current authenticated user
         if (self.get() == null || self.get() != rsrc.getUser()) {
             throw new BadRequestException("invalid account!");
         }
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetToken.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetToken.java
index 0f9883c..d12613a 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetToken.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/GetToken.java
@@ -18,6 +18,7 @@
 import com.google.gerrit.extensions.restapi.BadRequestException;
 import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
 import com.google.gerrit.extensions.restapi.RestReadView;
+import com.ruesga.gerrit.plugins.fcm.Configuration;
 import com.ruesga.gerrit.plugins.fcm.DatabaseManager;
 import com.ruesga.gerrit.plugins.fcm.rest.CloudNotificationInfo;
 import com.google.gerrit.server.CurrentUser;
@@ -30,19 +31,28 @@
 
     private final Provider<CurrentUser> self;
     private final DatabaseManager db;
+    private final Configuration config;
 
     @Inject
     public GetToken(
             Provider<CurrentUser> self,
-            DatabaseManager db) {
+            DatabaseManager db,
+            Configuration config) {
         super();
         this.self = self;
         this.db = db;
+        this.config = config;
     }
 
     @Override
     public CloudNotificationInfo apply(TokenResource rsrc)
             throws BadRequestException, ResourceNotFoundException {
+        // Check if plugin is configured
+        if (!config.isEnabled()) {
+            throw new ResourceNotFoundException("not configured!");
+        }
+
+        // Request are only valid from the current authenticated user
         if (self.get() == null || self.get() != rsrc.getUser()) {
             throw new BadRequestException("invalid account!");
         }
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/ListDevices.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/ListDevices.java
index aca2b6b..4715715 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/ListDevices.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/ListDevices.java
@@ -18,26 +18,39 @@
 import java.util.List;
 
 import com.google.gerrit.extensions.restapi.BadRequestException;
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
 import com.google.gerrit.extensions.restapi.RestReadView;
 import com.google.gerrit.server.CurrentUser;
 import com.google.gerrit.server.account.AccountResource;
 import com.google.inject.Inject;
 import com.google.inject.Provider;
 import com.google.inject.Singleton;
+import com.ruesga.gerrit.plugins.fcm.Configuration;
 
 @Singleton
 public class ListDevices implements RestReadView<AccountResource> {
+
     private final Provider<CurrentUser> self;
+    private final Configuration config;
 
     @Inject
-    public ListDevices(Provider<CurrentUser> self) {
+    public ListDevices(
+            Provider<CurrentUser> self,
+            Configuration config) {
         super();
         this.self = self;
+        this.config = config;
     }
 
     @Override
     public List<DeviceResource> apply(AccountResource rsrc)
-            throws BadRequestException {
+            throws BadRequestException, ResourceNotFoundException {
+        // Check if plugin is configured
+        if (!config.isEnabled()) {
+            throw new ResourceNotFoundException("not configured!");
+        }
+
+        // Request are only valid from the current authenticated user
         if (self.get() == null || self.get() != rsrc.getUser()) {
             throw new BadRequestException("invalid account!");
         }
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/ListTokens.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/ListTokens.java
index 159f8aa..af9012a 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/ListTokens.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/ListTokens.java
@@ -18,11 +18,13 @@
 import java.util.List;
 
 import com.google.gerrit.extensions.restapi.BadRequestException;
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
 import com.google.gerrit.extensions.restapi.RestReadView;
 import com.google.gerrit.server.CurrentUser;
 import com.google.inject.Inject;
 import com.google.inject.Provider;
 import com.google.inject.Singleton;
+import com.ruesga.gerrit.plugins.fcm.Configuration;
 import com.ruesga.gerrit.plugins.fcm.DatabaseManager;
 import com.ruesga.gerrit.plugins.fcm.rest.CloudNotificationInfo;
 
@@ -31,19 +33,28 @@
 
     private final Provider<CurrentUser> self;
     private final DatabaseManager db;
+    private final Configuration config;
 
     @Inject
     public ListTokens(
             Provider<CurrentUser> self,
-            DatabaseManager db) {
+            DatabaseManager db,
+            Configuration config) {
         super();
         this.self = self;
         this.db = db;
+        this.config = config;
     }
 
     @Override
     public List<CloudNotificationInfo> apply(DeviceResource rsrc)
-            throws BadRequestException {
+            throws BadRequestException, ResourceNotFoundException {
+        // Check if plugin is configured
+        if (!config.isEnabled()) {
+            throw new ResourceNotFoundException("not configured!");
+        }
+
+        // Request are only valid from the current authenticated user
         if (self.get() == null || self.get() != rsrc.getUser()) {
             throw new BadRequestException("invalid account!");
         }
diff --git a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/PostToken.java b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/PostToken.java
index b2492a0..5349a81 100644
--- a/src/main/java/com/ruesga/gerrit/plugins/fcm/server/PostToken.java
+++ b/src/main/java/com/ruesga/gerrit/plugins/fcm/server/PostToken.java
@@ -21,7 +21,9 @@
 import java.util.TimeZone;
 
 import com.google.gerrit.extensions.restapi.BadRequestException;
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
 import com.google.gerrit.extensions.restapi.RestModifyView;
+import com.ruesga.gerrit.plugins.fcm.Configuration;
 import com.ruesga.gerrit.plugins.fcm.DatabaseManager;
 import com.ruesga.gerrit.plugins.fcm.rest.CloudNotificationInfo;
 import com.ruesga.gerrit.plugins.fcm.rest.CloudNotificationInput;
@@ -37,14 +39,17 @@
     private final Provider<CurrentUser> self;
     private final DatabaseManager db;
     private final SimpleDateFormat formatter;
+    private final Configuration config;
 
     @Inject
     public PostToken(
             Provider<CurrentUser> self,
-            DatabaseManager db) {
+            DatabaseManager db,
+            Configuration config) {
         super();
         this.self = self;
         this.db = db;
+        this.config = config;
 
         formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS", Locale.US);
         formatter.setTimeZone(TimeZone.getTimeZone("UTC"));
@@ -53,7 +58,12 @@
     @Override
     public CloudNotificationInfo apply(
             DeviceResource rsrc, CloudNotificationInput input)
-            throws BadRequestException {
+            throws BadRequestException, ResourceNotFoundException {
+        // Check if plugin is configured
+        if (!config.isEnabled()) {
+            throw new ResourceNotFoundException("not configured!");
+        }
+
         // Request are only valid from the current authenticated user
         if (self.get() == null || self.get() != rsrc.getUser()) {
             throw new BadRequestException("invalid account!");
diff --git a/src/main/resources/Documentation/about.md b/src/main/resources/Documentation/about.md
index 619f0df..1c7e053 100644
--- a/src/main/resources/Documentation/about.md
+++ b/src/main/resources/Documentation/about.md
@@ -4,5 +4,5 @@
 This is a Gerrit's plugin to send notifications using Firebase Cloud Messaging
 to devices previously registered.
 
-Checkout the document fcm.md in this same folder, for an explanation about
-how it works.
+Checkout the document api.md in this same folder, for an explanation about
+the new api entrypoints.
diff --git a/src/main/resources/Documentation/fcm.md b/src/main/resources/Documentation/api.md
similarity index 84%
rename from src/main/resources/Documentation/fcm.md
rename to src/main/resources/Documentation/api.md
index dce5199..eb838ce 100644
--- a/src/main/resources/Documentation/fcm.md
+++ b/src/main/resources/Documentation/api.md
@@ -6,13 +6,37 @@
 
 A client application can unregistered a device (and stop receiving notifications) from the Gerrit instance using the *Unregister Cloud Notification* method.
 
-Client applications must use a combintion of fcm device identifier + a unique local account token, so they can register to listen notification for different accounts on this Gerrit instance. Token must 
+Client applications must use a combination of fcm device identifier + a unique local account token, so they can register to listen notification for different accounts on this Gerrit instance. Token must 
 
 
 REST API
 --------
 
-This plugin addes new methods to the /accounts Gerrit REST Api entry point to allow a device to register/unregister to receive event notification in this gerrit instance.
+This plugin adds new methods to the /accounts Gerrit REST Api entry point to allow a device to register/unregister to receive event notification in this Gerrit instance.
+
+***
+
+**Get Cloud Notifications Config**
+
+`'GET /config/server/cloud-notifications'`
+
+Retrieve the cloud notifications server configuration of the Gerrit server instance.
+
+*Request*
+This method returns a *CloudNotificationsConfigInfo* entity (see below).
+
+    GET /config/server/cloud-notifications
+
+*Response*
+
+    HTTP1.1 200 OK
+    Content-Disposition: attachment
+    Content-Type: application/json; charset=UTF-8
+    
+    )]}'
+    {
+        "senderId": "322112333"
+    }
 
 ***
 
@@ -20,7 +44,7 @@
 
 `'GET /accounts/{account-id}/devices/{device-id}/tokens'`
 
-Retrieves a list of registered tokens by a device hold by the Gerrit server instance.
+Retrieve a list of registered tokens by a device hold by the Gerrit server instance.
 
 *Request*
 This request requires an authenticated call and only returns information if account-id is the authenticated account. This method returns a list of *CloudNotificationInfo* entities (see below).
@@ -50,7 +74,7 @@
 
 `'GET /accounts/{account-id}/devices/{device-id}/tokens/{token}'`
 
-Retrieves a registered device information hold by the Gerrit server instance.
+Retrieve a registered device information hold by the Gerrit server instance.
 
 *Request*
 This request requires an authenticated call and only returns information if account-id is the authenticated account. This method returns a *CloudNotificationInfo* entity (see below).
@@ -128,6 +152,14 @@
 
 ***
 
+**CloudNotificationsConfigInfo**
+
+Entity with information about the cloud notifications server configuration.
+
+`senderId: The Firebase Cloud Messaging server identifier.`
+
+***
+
 **CloudNotificationInfo**
 
 Entity with information about a registered device.
diff --git a/src/main/resources/Documentation/config.md b/src/main/resources/Documentation/config.md
index f807f6f..52d6f83 100644
--- a/src/main/resources/Documentation/config.md
+++ b/src/main/resources/Documentation/config.md
@@ -12,20 +12,25 @@
 
 ```
 [plugin "cloud-notifications"]
-        serverUrl = https://fcm.googleapis.com/fcm/send
         serverToken = <SERVER_API_KEY>
+        serverSenderId = <SERVER_SENDER_ID>
+        serverUrl = <https://fcm.googleapis.com/fcm/send>
         databasePath = <DATABASE_LOCATION_PATH>
 ```
 
 Plugin parameters
 --------------------
 
-* serverUrl: The Firebase Cloud Messaging backend url.
-Default: https://fcm.googleapis.com/fcm/send
-
 * serverToken: Your Firebase Cloud Messaging server token. You can
 grab it from your Firebase project console, in Configuration > Cloud
 Messaging > Server key
 
+* serverSenderId: Your Firebase Cloud Messaging server sender identifier.
+You can grab it from your Firebase project console, in Configuration > Cloud
+Messaging > Server Id
+
+* serverUrl: The Firebase Cloud Messaging backend url.
+Default: https://fcm.googleapis.com/fcm/send
+
 * databasePath: The path to where to store the plugin database. Leave
 empty to use the default path ($gerrit/data/cloud-notifications/cloud-notifications.h2.db)